1. Department of Dermatology, Veterans Affairs Palo Alto Health Care System, Palo Alto, California3Department of Dermatology, Pigmented Lesion and Melanoma Program, Stanford University Medical Center, Stanford, California4Bennett Surgical Center, Santa Monic
2. Department of Dermatology, Pigmented Lesion and Melanoma Program, Stanford University Medical Center, Stanford, California
3. Department of Pathology Services, Veterans Affairs Palo Alto Health Care System, Palo Alto, California3Department of Dermatology, Pigmented Lesion and Melanoma Program, Stanford University Medical Center, Stanford, California
4. Department of Dermatology, Veterans Affairs Palo Alto Health Care System, Palo Alto, California3Department of Dermatology, Pigmented Lesion and Melanoma Program, Stanford University Medical Center, Stanford, California